News tagged with uv irradiation
Light makes write for DNA information-storage device
Researchers have demonstrated a write-once-read-many-times information-storage device, made of DNA embedded with silver nanoparticles, that uses ultraviolet light to encode data.
Jan 05, 2012 |
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Self-destructing messages: Light-reactive coatings make metal nanoparticles into inks for self-erasing paper
(PhysOrg.com) -- Those who like to watch spy movies like “Mission Impossible” are familiar with the self-destructing messages that inform the secret agents of the details of their mission and then dissolve in a puff of smoke. ...
Nanotechnology / Nanomaterials
Aug 26, 2009 |
3.8 / 5 (4) |
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The search for unusual alien life on Earth and life that can survive on Mars
Questions such as "How to search for weird alien life?" and "Would Earth microbes survive if delivered to the surface of Mars?" are addressed in articles that are part of the collection of reports presented ...
Space & Earth / Space Exploration
Apr 21, 2009 |
4.6 / 5 (5) |
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Search results for uv irradiation
UV lithography: Taking extreme measures
(PhysOrg.com) -- Sometime soon, microchip fabricators will take the next major step in the relentless reduction of feature size, from the current minimum of 22 nm down to 10 nm and perhaps even smaller. Getting ...
Dec 09, 2011 |
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When inflexibility is counterproductive: Mechanism of UV-induced DNA Dewar lesion revealed
Excessive exposure to ultraviolet (UV) radiation of sunlight can result in skin damage and may even induce skin cancers. Irradiation with UV light causes mutations in the DNA, which can interfere with or even inhibit the ...
Nov 28, 2011 |
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Bow down to the light: Light-triggered microscale robotic arm makes bending and stretching motions
(PhysOrg.com) -- As miniaturization progresses, microrobots and nanomachines have moved beyond the realm of pure speculation. This technology requires tiny components that can respond to stimulation by undergoing ...
Nov 21, 2011 |
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Novel surface triples stem-cell growth in culture
By irradiating typical polystyrene lab plates with ultraviolet (UV) waves, Whitehead Institute and MIT scientists have created a surface capable of tripling the number of human embryonic stem (ES) and induced pluripotent ...
Nov 07, 2011 |
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Redefining 'clean'
Aiming to take "clean" to a whole new level, researchers at the University of California at Berkeley and the University of Maryland at College Park have teamed up to study how low-temperature plasmas can deactivate potentially ...
Oct 31, 2011 |
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UV light controls antibodies, improves biosensors
From detecting pathogens in blood samples to the study of protein synthesis, Quartz Crystal Microbalance (QCM) sensors have many uses in modern biology. In this technique, antibodies anchored to gold electrodes ...
Oct 31, 2011 |
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Morning UV exposure may be less damaging to the skin: study
Research from the University of North Carolina at Chapel Hill suggests that the timing of exposure to UV rays – early in the morning or later in the afternoon – can influence the onset of skin cancer.
Oct 24, 2011 |
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Extreme ultraviolet movies reveal inside story of complex materials
(PhysOrg.com) -- A new X-ray movie technique using extreme ultraviolet (XUV) pulses from Artemis (link opens in a new window), one of the world's most advanced lasers, could help unravel the mysteries of phenomena ...
Oct 21, 2011 |
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How the Milky Way killed off its satellites
(PhysOrg.com) -- Two researchers from Observatoire Astronomique de Strasbourg have revealed for the first time the existence of a new signature of the birth of the first stars in our galaxy, the Milky Way. ...
Oct 19, 2011 |
4.5 / 5 (4) |
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Micro-onions and magnetic ink
(PhysOrg.com) -- Microfluidic systems for the easy production of multiphasic emulsion drops and multishelled polymer capsules. Under a microscope they look like miniature onions, in fact, they are new microcapsules introduced ...
Nanotechnology / Nanomaterials
Aug 08, 2011 |
5 / 5 (2) |
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List of search results for uv irradiation
